This paper analyses the cause of high returnfines ratio and its influences.
本文分析了槽下返矿率高的原因及其不利影响。
2
The techniques of sinter charging to BF by size grading, and BF returnfines screening were the first time employed in our country by ANGANG.
烧结矿分级入炉和高炉返矿筛分,是鞍钢二烧在国内首次采用的两项新技术。
3
The returnfines ratio has obviously been declined and remarkable economic profit was obtained after strengthening management and retrofitting the equipments and technology.